North Korea threatened on Friday to suspend negotiations with the Trump administration over the North’s nuclear arms program. It also said Kim Jong-un would soon decide whether to resume nuclear and missile tests.

However, Vice Foreign Minister Choe Son-hui said that personal relations between Mr. Kim and Mr. Trump were “still good and the chemistry is mysteriously wonderful,.” accusing instead Secretary of State Mike Pompeo and John Bolton, Mr. Trump’s national security adviser for making an “atmosphere of hostility and mistrust.” The office of South Korea’s president, Moon Jae-in said it was closely monitoring the situation sustaining the need to resume North Korea-US. negotiations.

Activity proved at the rocket-launch facility in North Korea

At the summit in Hanoi, President Trump demanded more substantial steps toward denuclearization as North Korea is believed to run at least one other uranium-enrichment plant outside Yongbyon, as well as keeping other elements of its nuclear program in secret locations around the mountainous country. United Nations sanctions currently ban all of the North’s key exports, including coal, and drastically cut back its fuel imports. Mr. Trump has said he would be “very disappointed” if the North resumed weapons tests. "Just in the past hour, I spoke with my South Korean counterpart and we've discussed their reaction and our reaction, but I would like to speak further within US government before we respond," US National Security Advisor John Bolton told reporters on the White House North Lawn Friday.